NJM2769B 查看數據表（PDF） - Japan Radio Corporation
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NJM2769B Datasheet PDF : 7 Pages
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NJM2769B
HEADPHONE AMPLIFIER for CD-ROM
GENERAL DESCRIPTION
The NJM2769B is a headphone amplifier designed for CD-
ROM.
It includes 6dB closed loop gain and mute circuit, requires
few external component.
The NJM2769B realizes very low turn-noise at mute mode.
It is suitable for CD-ROM, and other general audio
headphone amplifier application.
PACKAGE OUTLINE
NJM2769BM
NJM2769BRB1
FEATURES
Operating Voltage
Operating Current
Fixed Gain
Stereo Headphone Output
Internal Mute Circuit
Bipolar Technology
Package Outline
2.8 to 5.5V
2mA typ. at V+=5V
6dB typ.
DMP8,TVSP8
PIN CONFIGURATION
1
8
2
7
3
6
4
5
PIN FUNCTION
1.OUT1
2.MUTE
3.IN1
4.GND
5.IN2
6.BIAS
7.OUT2
8.V+
BLOCK DIAGRAM
8765
BIAS
MUTE
1234
-1-
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